A Study to Evaluate How Apitegromab Works in Subjects Who Are Less Than 2 Years Old and Have Spinal Muscular Atrophy

Phoenix Children's Hospital, Phoenix, Arizona, United States

Children's Hospital of Orange County (CHOC), Orange, California, United States

Stanford Neuroscience Health Center (SNHC), Palo Alto, California, United States

Children's Hospital Colorado, Aurora, Colorado, United States

Children's Healthcare of Atlanta, Atlanta, Georgia, United States

University of Iowa, Iowa City, Iowa, United States

Helen DeVos Children's Hospital at Spectrum Health, Grand Rapids, Michigan, United States

Atrium Health Wake Forest Baptist, Winston-Salem, North Carolina, United States

The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States

Le Bonheur Children's Hospital, Memphis, Tennessee, United States

University of Texas Southwestern Medical Center, Dallas, Texas, United States

Neurology Rare Disease Center, Flower Mound, Texas, United States

Cook Children's Medical Center, Fort Worth, Texas, United States

Texas Children's Hospital (TCH)-Clinical Care Center (CCC), Houston, Texas, United States

UZ Gent, Ghent, East-Flanders, Belgium

UZ Leuven - Campus Gasthuisberg, Leuven, Belgium

CHR Citadelle, Liège, Belgium

Hopital Trousseau - I-Motion, Paris, France

Fondazione I.R.C.C.S. - Istituto Neurologico Carlo Besta, Milan, Italy

Centro Clinico NeMO Milano - Fondazione Serena Onlus, Milan, Italy

Fondazione Policlinico Universitario Agostino Gemelli IRCCS, Rome, Italy

Universitair Medisch Centrum Utrecht, Utrecht, Netherlands

Hospital Sant Joan de Déu Barcelona, Barcelona, Spain

Hospital Universitari i Politecnico La Fecnic La Fe, Valencia, Spain

Leeds General Infirmary Children's Research Department, Leeds, West Yorkshire, United Kingdom